CN209739967U - wear-resisting device for lower part of bucket elevator - Google Patents

Abstract

The utility model discloses a quick-witted lower part wear resistant device is carried to fill, including lower part casing, lead screw, nut, tensioning frame, sealed pad, removable cover, lead screw seat, sliding seat, sprocket, tail-shaft, the wear-resisting cover of activity, fixed wear-resisting cover, guide rail, feed inlet, to the round pin axle of wearing, go upward hopper district and down hopper district, one side of lower part casing is provided with the feed inlet. The utility model discloses can not obtain good lubricated situation to original bearing, adopt the wear-resisting axle sleeve structure of cast iron to replace antifriction bearing to the self-lubricating function of graphite in the make full use of grey cast iron has removed the refuelling between the transmission cooperation from, and improves life, can not play good sealed situation to sliding seal plate, directly gets rid of sealed slide and supporting eccentric bolt, makes the flange in the outside of guide rail fixed plate, prepares sealed apron, thoroughly solves the problem of lou material and raise dust, and the utility model discloses rational in infrastructure, convenient to use.

Description

Wear-resisting device for lower part of bucket elevator

Technical Field

The utility model relates to a machine technical field is carried to the fill, specifically is a machine lower part wear resistant device is carried to fill.

Background

Bucket elevator is a traditional call, which is a continuous conveyor that uses a series of buckets uniformly fixed on an endless traction member to vertically lift materials.

The lower part assembly of the original elevator, the two ends of the tail shaft are arranged in the rolling bearings, the tail shaft is suspended on the lower part casing by virtue of the connection of the bearing seat and the guide rail, the up-and-down movement of the sliding sealing plate is driven by the up-and-down movement of the adjusting screw rod, and meanwhile, the sliding sealing plate is ensured to be in close contact with the side wall of the lower part casing as far as possible by virtue of the locking of the eccentric bolt at any time, so that the. However, the equipment runs with continuous vibration, and the traction chain in the running process of the equipment is in a slow wear state, so that the traction chain is slowly elongated, the whole lower chain assembly (comprising the sliding sealing plate) cannot be in close contact with the machine shell, and dust is continuously generated to seriously pollute the field working environment. In addition, the bearings are in dust and cannot be well lubricated, so that the bearings are easily damaged frequently, and continuous operation of equipment is affected.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a quick-witted lower part wear resistant device is carried to fill to solve the problem that proposes in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a bucket elevator lower part wear-resisting device comprises a lower part casing, a screw rod, a nut, a tensioning frame, a sealing gasket, a movable cover plate, a screw rod seat, a sliding rod, a chain wheel, a tail shaft, a movable wear-resisting sleeve, a fixed wear-resisting sleeve, a guide rail, a feed inlet, a penetrating pin shaft, an ascending hopper area and a descending hopper area, wherein the feed inlet is formed in one side of the lower part casing, the chain wheel is fixedly arranged in the lower part of the feed inlet, the tail shaft penetrates through the inner part of the chain wheel, the movable wear-resisting sleeve is fixedly arranged at each of two ends of the tail shaft, the tensioning frame is arranged on each of two sides of the lower part casing, the screw rod is arranged at the top of the tensioning frame, the tail end of the screw rod penetrates through the top of the tensioning frame and extends to the inner part of the tensioning frame, the screw rod seat is fixedly connected with one end of the screw rod in the, the excircle of fixed wear-resisting cover then matches with the hole of sliding seat, the terminal surface of fixed wear-resisting cover passes through the bolt to be connected with the outer terminal surface of sliding seat, the both sides of sliding seat then mutually support through draw-in groove and guide rail and slide, the upper end of sliding seat is passed through bolt and screw rod seat reciprocal anchorage, the upper end of screw rod seat links to each other with accommodate the lead screw through the counter-penetrating pin axle, accommodate the lead screw's surface is provided with the nut, the positive reverse rotation of nut can drive accommodate the lead screw and reciprocate.

Preferably, the tensioning frame is provided with a flange and a movable cover plate, and a sealing gasket is arranged between the tensioning frame and the movable cover plate.

Preferably, the lower casing takes the chain wheel as the shaft center, one side close to the feeding hole is an ascending hopper area, and the side far away from the feeding hole is a descending hopper area.

Preferably, an ash leakage groove is reserved at the lower part of the fixed wear-resistant sleeve.

Compared with the prior art, the utility model discloses following beneficial effect has: the utility model discloses can not obtain good lubricated situation to original bearing, adopt the wear-resisting axle sleeve structure of cast iron to replace antifriction bearing to the self-lubricating function of graphite in the make full use of grey cast iron has removed the refuelling between the transmission cooperation from, and improves life, can not play good sealed situation to sliding seal plate, directly gets rid of sealed slide and supporting eccentric bolt, makes the flange in the outside of guide rail fixed plate, prepares sealed apron, thoroughly solves the problem of lou material and raise dust, and the utility model discloses rational in infrastructure, convenient to use.

Drawings

Fig. 1 is a schematic structural view of the front view of the present invention;

Fig. 2 is a schematic side view of the present invention.

In the figure: 1 lower part shell, 2 screw rods, 3 nuts, 4 tensioning frames, 5 sealing gaskets, 6 movable cover plates, 7 screw rod seats, 8 sliding seats, 9 chain wheels, 10 tail shafts, 11 movable wear-resistant sleeves, 12 fixed wear-resistant sleeves, 13 guide rails, 14 feed inlets, 15 pairs of pin shafts, 16 ascending hopper areas and 17 descending hopper areas.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: a bucket elevator lower part wear-resisting device comprises a lower part casing 1, a screw rod 2, a nut 3, a tensioning frame 4, a sealing gasket 5, a movable cover plate 6, a screw rod seat 7, a sliding seat 8, a chain wheel 9, a tail shaft 10, a movable wear-resisting sleeve 11, a fixed wear-resisting sleeve 12, a guide rail 13, a feed inlet 14, a pin shaft 15, an ascending hopper area 16 and a descending hopper area 17 which are penetrated through, wherein the feed inlet 14 is arranged on one side of the lower part casing 1, the lower part casing 1 takes the chain wheel 9 as a shaft center, one side close to the feed inlet 14 is the ascending hopper area 16, the side far away from the feed inlet 14 is the descending hopper area 17, the chain wheel 9 is fixedly arranged in the lower part casing 1 and below the feed inlet 14, the tail shaft 10 is arranged in the lower part casing 9 in a penetrating manner, the movable wear-resisting sleeves 11 are fixedly arranged at two ends of the tail shaft, the top of the tensioning frame 4 is provided with a screw rod 2, the tail end of the screw rod 2 penetrates through the top of the tensioning frame 4 and extends into the tensioning frame 4, one end of the screw rod 2, which is positioned in the tensioning frame 4, is fixedly connected with a screw rod seat 7 through a pin roll 15, the movable wear-resistant sleeve 11 is arranged in an inner round hole of the fixed wear-resistant sleeve 12, the excircle of the fixed wear-resistant sleeve 12 is matched with the inner hole of a sliding seat 8, the end surface of the fixed wear-resistant sleeve 12 is connected with the outer end surface of the sliding seat 8 through a bolt, two sides of the sliding seat 8 are matched with a guide rail 13 through clamping grooves to slide, the upper end of the sliding seat 8 is fixed with the screw rod seat 7 through a bolt, the upper end of the screw rod seat 7 is connected with an adjusting screw rod 2 through a pin roll 15, the surface of the adjusting screw rod 2 is provided with a nut 3, and the adjusting screw, the upper end of the screw rod seat 7 is connected with the adjusting screw rod 2 through a pin shaft 15, the screw rod 2 is driven to move up and down through forward and reverse rotation of the nut 3, the lower chain wheel 9 assembly moves up and down along the guide rail 13, the operation part is always ensured to be in the best tensioning state, the best operation effect is achieved, the tensioning frame 4 is provided with a flange and a movable cover plate 6, a sealing gasket 5 is arranged between the tensioning frame 4 and the movable cover plate 6, an ash leakage groove is reserved at the lower part of the fixed wear-resistant sleeve 12, and fine dust particles are continuously ground through the outer ring of the movable wear-resistant sleeve 11 and the inner wall of the fixed wear-resistant sleeve 12 to form finer particles which flow out from the ash leakage groove reserved at the lower part of the fixed wear-resistant sleeve 12 and flow back to the inside of the lower shell 1 again after.

When in use, firstly, the material flows into the box body of the lower shell 1 from the feed inlet 14 of the lower shell 1 of the elevator, the material is taken and unloaded by the hopper which continuously rotates in the lower shell 1, the material is transferred to a higher position from a lower position for temporary storage or continuous transfer, in the process, the material and dust particles continuously enter the running space of the movable wear-resistant sleeves 11 at the two ends of the tail shaft 10, and fine dust particles are continuously ground by the outer ring of the movable wear-resistant sleeves 11 and the inner wall of the fixed wear-resistant sleeves 12 to form finer particles which flow out from the dust leakage groove reserved at the lower part of the fixed wear-resistant sleeves 12 and flow back to the box body of the lower shell 1 again after being accumulated to a certain amount, so that the space between the movable wear-resistant sleeves 11 and the fixed wear-resistant sleeves 12 is not blocked by the dust particles, thereby ensuring the flexible running of the rotating part in the lower assembly, the movable wear-resistant sleeve 11 is arranged in the inner round hole of the fixed wear-resistant sleeve 12, the excircle of the fixed wear-resistant sleeve 12 is matched with the inner hole of the sliding seat 8, meanwhile, the end surface of the fixed wear-resistant sleeve 12 is connected with the outer end surface of the sliding seat 8 through a bolt, the two sides of the sliding seat 8 are matched with the guide rail 13 through the clamping groove, the upper end of the sliding seat 8 is fixed with the screw rod seat 7 through a bolt, the upper end of the screw rod seat 7 is connected with the adjusting screw rod 2 through a pin shaft 15, the screw rod is driven to move up and down by the forward and reverse rotation of the nut 3, the lower chain wheel 9 assembly (comprising a wear-resistant sleeve) moves up and down along the guide rail 13, the running part is always ensured to be in the best tensioning state, the best running effect is achieved, and in order to prevent material leakage and dust raising, the flange is manufactured on the tensioning frame 4 of the fixed guide rail 13, the movable cover plate 6 is added, and the sealing gasket 5 is used for assisting, so that the sealing effect can be effectively realized.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (4)

1. The utility model provides a quick-witted lower part wear resistant device is carried to fill, includes lower part casing (1), lead screw (2), nut (3), tensioning frame (4), sealed pad (5), removable cover (6), lead screw seat (7), sliding seat (8), sprocket (9), tail shaft (10), the wear-resisting cover of activity (11), fixed wear-resisting cover (12), guide rail (13), feed inlet (14), to wearing round pin axle (15), go upward hopper district (16) and down hopper district (17), its characterized in that: one side of the lower part casing (1) is provided with a feed inlet (14), a chain wheel (9) is fixedly arranged in the lower part casing (1) and below the feed inlet (14), a tail shaft (10) penetrates through the inside of the chain wheel (9), movable wear-resistant sleeves (11) are fixedly arranged at two ends of the tail shaft (10), tensioning frames (4) are arranged on two sides of the lower part casing (1), a screw rod (2) is arranged at the top of each tensioning frame (4), the tail end of the screw rod (2) penetrates through the top of each tensioning frame (4) and extends to the inside of each tensioning frame (4), a screw rod seat (7) is fixedly connected at one end of each screw rod (2) in each tensioning frame (4) through a pin shaft (15), each movable wear-resistant sleeve (11) is arranged in a round hole in the fixed wear-resistant sleeve (12), and the excircle of each fixed wear-resistant sleeve (12) is matched with the inner hole of the sliding seat (8), the end face of fixed wear-resisting cover (12) passes through the bolt and is connected with the outer terminal surface of sliding seat (8), the both sides of sliding seat (8) then slide through draw-in groove and guide rail (13) mutually supporting, the upper end of sliding seat (8) is passed through the bolt and is mutually fixed with lead screw seat (7), the upper end of lead screw seat (7) links to each other with accommodate the lead screw (2) through to wearing round pin axle (15), the surface of accommodate the lead screw (2) is provided with nut (3), the positive reverse rotation of nut (3) can drive accommodate the lead screw (2) and reciprocate.

2. The bucket elevator lower wear resistant device of claim 1, wherein: the tensioning frame (4) is provided with a flange and a movable cover plate (6), and a sealing gasket (5) is arranged between the tensioning frame (4) and the movable cover plate (6).

3. The bucket elevator lower wear resistant device of claim 1, wherein: the lower machine shell (1) takes the chain wheel (9) as the shaft center, one side close to the feeding hole (14) is an ascending hopper area (16), and the side far away from the feeding hole (14) is a descending hopper area (17).

4. The bucket elevator lower wear resistant device of claim 1, wherein: an ash leakage groove is reserved at the lower part of the fixed wear-resistant sleeve (12).